RE: ROMs replacement

From: Martin Hoffmann-Vetter <*martinHV_at_arcor.de*> Date: Tue, 18 Sep 2012 20:03:32 +0200 Message-ID: <01a101cd95c7$ea70e470$6800a8c0@mhv.webmade.com> · martinHV_at_arcor.de

> But the real question is, what signals of the 6510 are controlled by
> AEC? The 'A' stands for 'address', but does it also control other
> signals including the data bus? From the 'scope readings I'd say it
> also controls R/_W, but can't really say anything about the data
> lines.

There are other version of the 65xx CPUs with a DBE signal. DBE stands for
data bus enable. So i would think, AEC controls only address lines and the
R/_W signal.

Martin

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